4.75 Comparison of past and present is one of the most fascinating applications of the rating system.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| haoyutan | 1 | 2321 | 1398 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | 1.586 | 1.586 | 1.586 | 198.0 | 198 | 198 | 1398 | 1398 | 2303 |
| SRMFix | 2.517 | 2.517 | 2.517 | 475.6 | 476 | 476 | 1676 | 1676 | 3889 |
| initial | 2.577 | 2.577 | 2.577 | 310.2 | 310 | 310 | 1510 | 1510 | 4969 |
| EloSRM | 2.643 | 2.643 | 2.643 | 588.8 | 589 | 589 | 2321 | 2321 | 3638 |
| Odd | 2.696 | 2.696 | 2.696 | 618.0 | 618 | 618 | 2154 | 2154 | 3663 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2011-10-25 | SRM 522 | 2 | 90 | 562.20 | 2.64 | 589 | 2321 | 3638 | 198 | 1398 | 2303 |